About the brand: Beautifully-crafted fine jewelry. 18-karat yellow gold Faceted diamonds = approximately 1.32 ct. tw.; color = H-I; clarity = SI2 Approximately 17in long Lobster claw clasp It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent, and may require special care. Please note: In product titles ct. tw. refers to the total carat weight of all diamonds and/or gemstones combined.